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	<h1 class="title topictitle1">Introducing Hue </h1>


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		<p class="p"> <a href="http://gethue.com" target="_blank">Hue</a> is a Web applications that enables you to easily interact with an Hadoop
			cluster. Hue applications let you browse HDFS, Jobs, run Hive, Pig and
			Cloudera Impala queries, manage the Hive Metastore, HBase, Sqoop, ZooKeeper, MapReduce jobs, and
			create and schedule worklows with Oozie.</p>

    <br/>
    <p class="p alert"> Checkout the latest updates and tutorials on <a href="http://gethue.com" target="_blank">http://gethue.com</a>!</p>
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		<h2 class="title topictitle2"> Hue Architecture </h2>


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			<p class="p"> Hue applications run in a Web browser and require no client installation.  </p>


			<p class="p"> The following figure illustrates how Hue works. Hue Server is a
				"container" web application that sits in between CDH and the browser. It hosts all
				the Hue web applications and communicates with CDH components. </p>


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				<br/><img class="image" src="/static/desktop/art/help/huearch.jpg"/><br/>
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		<h2 class="title topictitle2"> Starting Applications </h2>


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			<p class="p"> To open a Hue application, click the appropriate icon in the navigation
				bar at the top of the Hue web browser window. <br/><a name="topic_2_2__image_dwb_kqg_rj"><!-- --></a><img class="image" id="topic_2_2__image_dwb_kqg_rj" src="/static/desktop/art/help/applications.png"/><br/></p>

			<p class="p">To open a second application concurrently (or a second instance of the same
				application), right-click the icon and select <strong class="ph b">Open
					link in new tab</strong>. </p>


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		<h2 class="title topictitle2"> Displaying Help for the Hue Applications </h2>


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			<p class="p"> To display the help text for a Hue application, click the <strong class="ph b">Help</strong> ( <img class="image" src="/static/desktop/art/help/icon_help_24.png"/> ) tab in the Hue navigation bar,
				then click the appropriate link in the Help navigation bar at the top of the Help
				window. </p>


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		<h2 class="title topictitle2"> Logging In and Out </h2>


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			<p class="p"> To log out of Hue, click <strong class="ph b">Sign Out</strong> from the pull-down list under the logged-in
				user name (at the right of the Hue navigation bar). </p>


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		<h2 class="title topictitle2"> Notice of Misconfiguration </h2>


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			<p class="p"> If Hue detects a misconfiguration, an indicator <img class="image" src="/static/desktop/art/help/misconfiguration.png"/> appears in the navigation bar at the top of the page.
				Clicking this indicator takes you to the Check Configuration screen which will indicate the
				potential misconfiguration(s) with hints about fixing them. </p>


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		<h2 class="title topictitle2"> Changing Your Password </h2>


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			<p class="p">You can go directly to your own information by selecting <span class="ph menucascade"><span class="ph uicontrol"><var class="keyword varname">username</var></span> &gt; <span class="ph uicontrol">Profile</span></span> at the right of the Hue navigation bar. </p>

			<p class="p">If authentication is managed by Hue (that is, authentication is
				not managed via some external mechanism), and you are a superuser, you can use the
					<a href="/help/useradmin/">User Admin application</a> to
				change password and personal details. </p>


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		<h2 class="title topictitle2"> Seeking Help, Reporting Bugs, and Providing Feedback </h2>


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			<p class="p"> The Hue team strongly values your feedback. The best way to contact us is to send
				email to <a class="xref" href="mailto:hue-user@cloudera.org" target="_blank">hue-user@cloudera.org</a>. </p>


			<p class="p"> If you're experiencing transient errors (typically an error message saying a service
				is down), contact your system administrator first. </p>


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